51141560

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{12413}}^1$

素因数の和:12527

約数の個数: 32

約数和(自身を含む): 116195040

約数和(自身を除く): 65053480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 12413, 24826, 49652, 62065, 99304, 124130, 248260, 496520, 1278539, 2557078, 5114156, 6392695, 10228312, 12785390, 25570780, 51141560]

約数ペア:

[(1, 51141560), (2, 25570780), (4, 12785390), (5, 10228312), (8, 6392695), (10, 5114156), (20, 2557078), (40, 1278539), (103, 496520), (206, 248260), (412, 124130), (515, 99304), (824, 62065), (1030, 49652), (2060, 24826), (4120, 12413)]